import java.util.HashMap;import java.util.Map;import android.content.Context;import android.content.SharedPreferences;public class MySharedpreference { private Context context; public MySharedpreference(Context context) { // TODO Auto-generated constructor stub this.context = context; } public boolean saveMessage(String name, String pswd) { boolean flag = false; SharedPreferences sharedPreferences = context.getSharedPreferences( "userinfo", Context.MODE_PRIVATE); // 对数据进行编辑 SharedPreferences.Editor editor = sharedPreferences.edit(); editor.putString("name", name); editor.putString("pswd", pswd); flag = editor.commit();// 将数据持久化到存储介质中 return flag; } public Map<String, Object> getMessage() { Map<String, Object> map = new HashMap<String, Object>(); SharedPreferences sharedPreferences = context.getSharedPreferences( "userinfo", Context.MODE_PRIVATE); String name = sharedPreferences.getString("name", ""); String pswd = sharedPreferences.getString("pswd", ""); map.put("name", name); map.put("pswd", pswd); return map; }}